Starting with letter I
| # | Name | Origin | Meaning | Gender | |
|---|---|---|---|---|---|
| 141 | Isidora | Greek | Variant of Isadora: Gift of Isis (this name is Greek even though Isis is an Egyptian deity). | F | |
| 142 | Isidora | Spanish | Gifted with many ideas. | F | |
| 143 | Isis | Egyptian | Mythical goddess of magic. Isis is the most powerful of all female goddesses; sister to Osiris. | F | |
| 144 | Isla | Scottish | From the name of a Scottish river. | F | |
| 145 | Isla | Scottish | Isla is a lyrical feminine name of Scottish origin, from the name of the River Isla. It suggests serenity, natural beauty, and clarity. Isla has surged in popularity in the US, Canada, and the UK for its delicate sound and Celtic heritage. | F | |
| 146 | Isold | Celtic | The fair. | F | |
| 147 | Isold | German | Rule of ice. | F | |
| 148 | Isolda | Welsh | Beautiful. Fair. | F | |
| 149 | Isolde | ArthurianLegend | Lover of Tristan. | F | |
| 150 | Isolde | German | Variant of Isolda: Ice, rule. | F | |
| 151 | Isolde | Welsh | Variant of Isolda: Beautiful. Fair. | F | |
| 152 | Ispah | Biblical | A jasper stone. | F | |
| 153 | Ita | Irish | Thirst. Thirsty. | F | |
| 154 | Italy | Biblical | Abounding with calves or heifers. | F | |
| 155 | Ithmah | Biblical | An orphan. | F | |
| 156 | Ituha | NativeAmerican | Sturdy oak. | F | |
| 157 | Iturea | Biblical | Guarded, mountainous. | F | |
| 158 | Iva | English | A climbing evergreen ornamental plant. | F | |
| 159 | Iva | French | From the yew tree. | F | |
| 160 | Ivah | Biblical | Iniquity. | F | |